Peak strength tester



FIG. 1 is a front view of a peak strength tester according to the present invention.

FIG. 2 is a rear view of the peak strength tester shown in FIG. 1.

FIG. 3 is a side view of the peak strength tester shown in FIGS. 1 and 2.

FIG. 4 is an end view of the peak strength tester shown in FIGS. 1-3.

The broken line showing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a peak strength tester, as shown and described. 